Much to the delight of our young visitor, light through a front door’s leaded window produced ‘rainbows’ on a painted wall.
( This wall was painted with a roller. Sidelight from the window reveals the texture of the wall…something we don’t see in ‘flat light’.)
Technical: Automatic iPhone 14 Pro Max image: handheld, ISO 200, 1/120s, f/1.8, handheld